Behavioral task
behavioral1
Sample
2024-02-23_7f91d71d24552c522b88f09dafe69b58_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-23_7f91d71d24552c522b88f09dafe69b58_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-23_7f91d71d24552c522b88f09dafe69b58_cryptolocker
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Size
107KB
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MD5
7f91d71d24552c522b88f09dafe69b58
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SHA1
1b4a2b6dd600b0f2117ec82af07d9f1bf0a8a970
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SHA256
c37982d268d1ce0edfc5859eff08b692f69d144670057b572800694ee526ad2d
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SHA512
162a206623dd911f2d1b4224db29e5e57af72177d97bb2701b2ff7a93c1fa85227610f934660ecc590b233fd291a1dda348d2b9fc4b3033b96d0d9791ea8b0fe
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6GkszfeC:1nK6a+qdOOtEvwDpjX
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-02-23_7f91d71d24552c522b88f09dafe69b58_cryptolocker
Files
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2024-02-23_7f91d71d24552c522b88f09dafe69b58_cryptolocker.exe windows:5 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE